This medical emergency involves sudden loss of all heart activity. Learn how fast, appropriate care may help prevent death.
Disease
Rheumatic fever
Learn about this complication of strep throat and scarlet fever and what you can do to prevent it.
Disease
Enlarged heart
Cardiomegaly is another word for this sign or symptom that may be caused by certain heart conditions or even pregnancy. Know how it's treated.
Disease
Cardiogenic shock
Most often the result of a large or severe heart attack, this rare condition can be deadly if not treated right away.
Disease
Aortic dissection
This life-threatening condition happens when blood leaks through a tear in the body's main artery, the aorta. Know the symptoms and how it's treated.
Disease
Heart palpitations
Know when and how feelings of a rapid, fluttering or pounding heartbeat are treated.
Disease
Bronchiolitis
Infection in the small airways of the lungs is common in young kids and babies. Symptoms may include coughing, wheezing and trouble breathing.
Disease
Diphtheria
This rare but serious bacterial infection can cause organ damage and breathing problems. This disease is often treatable but is also preventable with a vaccine.
Disease
Dust mite allergy
This allergy can lead to year-round sniffles and sneezes. Here's how to find relief.
Disease
Cystic fibrosis
This condition, passed down in families, causes damage to the lungs, digestive system and other organs. Learn about screening and newer treatments.
Disease
MCAD deficiency
This inherited genetic disorder prevents the breakdown of certain fats needed for energy, leading to dangerously low blood sugar levels if not treated.
Disease
Pulmonary fibrosis
Thickened and scarred lung tissue makes it hard for the lungs to work well. Symptoms are shortness of breath that worsens, cough, tiredness and weight loss.